1月12日的Quick Song Editor应用程序分析

This app allows you to trim, add fade-in, add fade-out or silence certain parts of you audios. You can easily select the region you want to modify by dragging two delimiters. When trimming, you can erase the part between the delimiters or the parts that are outside the delimiters. Created audios can be saved in mp3 or m4a format.